function showSidebar() {
	var leftColor = document.getElementById('leftColor');
	// leftColor.style.width = '50%';
	leftColor.style.zIndex = '1';
	leftColor.style.backgroundColor = 'rgba(0, 0, 0, 0.4)';
	var sidebar = document.getElementById('sidebar');
	sidebar.style.width = '50%';

}

function hiddenSidebar() {
	var leftColor = document.getElementById('leftColor');
	// leftColor.style.width = '0';
	leftColor.style.zIndex = '-1';
	leftColor.style.backgroundColor = 'rgba(0, 0, 0, 0)';
	var sidebar = document.getElementById('sidebar');
	sidebar.style.width = '0';
}

function navToIndex() {
	window.location.href = "index.html";
}

function navToGoOutService() {
	window.location.href = "goOutService.html";
}

function navToOverCityService() {
	window.location.href = "overCityService.html";
}

function navToJoinUs() {
	window.location.href = "joinUs.html";
}

function navToNewsCenter() {
	window.location.href = "NewsCenter.html";
}

function navToCompanyIntroduce() {
	window.location.href = "companyIntroduce.html";
}

function navToDriverAdd() {
	window.location.href = "driverAdd.html";
}

function navToCommonQuestions() {
	window.location.href = "commonQuestions.html";
}
